Laravel 5.2 deployement on filezilla

I have only the right to create my project under the /htdocs folder I have /htodcs/mylaravel-project , I tried to modify the path in server.php file and removed the index.php and .htacess from /public to /htdocs/mylaravel-project and of course i changed the .env parameters
When I acess to the URL 'Erreur serveur 500' I Dont know why it's not working? I'm new to this , and i really need some help thank you

via Chebli Mohamed